feat: update post edit page

backend/app/http/admin/posts.go

@@ -75,7 +75,46 @@ func (ctl *posts) Create(ctx fiber.Ctx, form *PostForm) error {
 // @Router			/v1/admin/posts/:id [put]
 // @Bind id path
 // @Bind form body
-func (ctl *posts) Update(ctx fiber.Ctx, id int64, form *model.Posts) error {
+func (ctl *posts) Update(ctx fiber.Ctx, id int64, form *PostForm) error {
+	oldPost, err := models.Posts.GetByID(ctx.Context(), id)
+	if err != nil {
+		return err
+	}
+
+	post := &model.Posts{
+		Title:       form.Title,
+		Price:       form.Price,
+		Discount:    form.Discount,
+		Description: form.Introduction,
+		Status:      form.Status,
+		Content:     "",
+		Tags:        fields.Json[[]string]{},
+		Assets:      fields.Json[[]fields.MediaAsset]{},
+		CreatedAt:   oldPost.CreatedAt,
+		UpdatedAt:   oldPost.UpdatedAt,
+		DeletedAt:   oldPost.DeletedAt,
+		Views:       oldPost.Views,
+		Likes:       oldPost.Likes,
+	}
+
+	if form.Medias != nil {
+		medias, err := models.Medias.GetByIds(ctx.Context(), form.Medias)
+		if err != nil {
+			return err
+		}
+		assets := lo.Map(medias, func(media *model.Medias, _ int) fields.MediaAsset {
+			return fields.MediaAsset{
+				Type:  models.Medias.ConvertFileTypeByMimeType(media.MimeType),
+				Media: media.ID,
+				Mark:  nil,
+			}
+		})
+		post.Assets = fields.ToJson(assets)
+	}
+
+	if err := models.Posts.Update(ctx.Context(), id, post); err != nil {
+		return err
+	}
 	return nil
 }